diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,18 @@
 
 # Changelog by versions
 
+## From 3.16.1.1 to 3.16.2.0
+
+* New differentiation symbols (AMSMath).
+* Fix for integralFromTo.
+* Extend definitions for the Num class instance of LaTeXT.
+* Show and Eq instances of LaTeXT dissappear if base version
+  is greater or equal to 4.5.0.0.
+
+## From 3.16.1.0 to 3.16.1.1
+
+* Full compatibility without warnings with GHC-7.10.
+
 ## From 3.16.0.0 to 3.16.1.0
 
 * Pretty-printer: Use softline instead of line after commands.
diff --git a/HaTeX.cabal b/HaTeX.cabal
--- a/HaTeX.cabal
+++ b/HaTeX.cabal
@@ -1,5 +1,5 @@
 Name: HaTeX
-Version: 3.16.1.1
+Version: 3.16.2.0
 Author: Daniel Díaz
 Category: LaTeX
 Build-type: Simple
@@ -7,7 +7,7 @@
 License-file: license
 Maintainer: Daniel Díaz (dhelta `dot` diaz `at` gmail `dot` com)
 Bug-reports: https://github.com/Daniel-Diaz/HaTeX/issues
-homepage: http://wrongurl.net/haskell/HaTeX
+homepage: https://github.com/Daniel-Diaz/HaTeX/blob/master/README.md
 Synopsis: The Haskell LaTeX library.
 Description: This library implements the LaTeX syntax and provides some useful abstractions.
              .
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,10 +1,11 @@
+
 # The HaTeX library
 
-HaTeX is a Haskell library that implements the *LaTeX syntax*, plus some abstractions over it.
+HaTeX is a Haskell library that implements the *LaTeX syntax*, plus some abstractions on top.
 
 Check a list of usage examples in the [Examples](https://github.com/Daniel-Diaz/HaTeX/tree/master/Examples) directory
 of the repository in GitHub.
-A good starting point may be [simple.hs](https://github.com/Daniel-Diaz/HaTeX/blob/master/Examples/simple.hs).
+A good starting point is [simple.hs](https://github.com/Daniel-Diaz/HaTeX/blob/master/Examples/simple.hs).
 Run any example script executing the ``main`` function.
 
 ## Installation notes
@@ -18,23 +19,25 @@
 If you want to try a newer version, use _git_ to clone the code contained
 in this repository.
 
-    $ git clone git@github.com:Daniel-Diaz/HaTeX.git
+    $ git clone https://github.com/Daniel-Diaz/HaTeX.git
     $ cd HaTeX
     $ cabal install
 
-However, note that the API may be unstable and is subject to any kind of change.
-In the other hand, this package follows the [_Package Versioning Policy_](http://www.haskell.org/haskellwiki/Package_versioning_policy),
+However, this is not recommended as it may include some bugs or oddities due to in-development features.
+Note that this package follows the [_Package Versioning Policy_](http://www.haskell.org/haskellwiki/Package_versioning_policy),
 so it is unlikely to suffer from API breakages if you follow it too when importing the library (assuming
 you are using the version in Hackage).
 
-See the [Hackage page of HaTeX](http://hackage.haskell.org/package/HaTeX) to browse older versions.
+## HaTeX in Hackage
 
+[![HaTeX in Hackage](https://img.shields.io/hackage/v/HaTeX.svg)](https://hackage.haskell.org/package/HaTeX)
+
 ## HaTeX User's Guide
 
 The HaTeX User's Guide lives [here](https://github.com/Daniel-Diaz/hatex-guide)... and is also done in Haskell!
 It is free source and anybody can contribute to it. Doing so, you will help current and future users!
 
-A downloadable version (not necessarily the last version, but most likely)
+A downloadable version (not necessarily the latest version, but most likely)
 can be found [here](http://daniel-diaz.github.com/projects/hatex/hatex-guide.pdf).
 To be sure that you are reading the last version, go to the github repository of the guide and follow instructions
 to build it. It is fairly easy.
@@ -60,10 +63,10 @@
 
 ## Related projects
 
-* [TeX-my-math](https://github.com/leftaroundabout/Symbolic-math-HaTeX): Experimental library to ease the production
-of mathematical expressions using HaTeX (_no longer maintained?_).
 * [haskintex](http://daniel-diaz.github.io/projects/haskintex): Tool to use Haskell (and, additionaly, the HaTeX library)
 within a LaTeX file.
+* [TeX-my-math](https://github.com/leftaroundabout/Symbolic-math-HaTeX): Experimental library to ease the production
+of mathematical expressions using HaTeX (_no longer maintained?_).
 
 ## Travis automatic build
 
diff --git a/Text/LaTeX/Packages/AMSMath.hs b/Text/LaTeX/Packages/AMSMath.hs
--- a/Text/LaTeX/Packages/AMSMath.hs
+++ b/Text/LaTeX/Packages/AMSMath.hs
@@ -1,5 +1,5 @@
 
-{-# LANGUAGE OverloadedStrings, TypeFamilies #-}
+{-# LANGUAGE CPP, OverloadedStrings, TypeFamilies #-}
 
 -- | \AMSMath\ support. Also numeric instances ('Num', 'Fractional' and 'Floating') for 'LaTeX' and 'LaTeXT'.
 module Text.LaTeX.Packages.AMSMath
@@ -40,10 +40,11 @@
  , tsqrt
    -- ** Custom function symbols
  , operatorname
-   -- ** Sum/Integral symbols
+   -- ** Summation \/ integration \/ differentiation
  , tsum , sumFromTo
  , prod , prodFromTo
  , integral , integralFromTo
+ , partial, totald, partialOf, totaldOf
    -- ** Operator symbols
    -- *** Arithmetic
  , cdot , times , div_
@@ -185,6 +186,8 @@
 
 ----------- LaTeXT instances
 
+#if !MIN_VERSION_base(4,5,0)
+
 -- | Warning: this instance only exists for the 'Num' instance.
 --   This instance is defined in the "Text.LaTeX.Packages.AMSMath" module.
 instance Eq (LaTeXT m a) where
@@ -195,6 +198,8 @@
 instance Show (LaTeXT m a) where
  show _ = error "Cannot use \"show\" Show method with a LaTeXT value."
 
+#endif
+
 -- | Careful! Method 'signum' is undefined. Don't use it!
 --   This instance is defined in the "Text.LaTeX.Packages.AMSMath" module.
 instance (Monad m, a ~ ()) => Num (LaTeXT m a) where
@@ -204,8 +209,7 @@
  negate = liftFun negate
  fromInteger = fromLaTeX . fromInteger
  abs = liftFun abs
- -- Non-defined methods
- signum _ = error "Cannot use \"signum\" Num method with a LaTeXT value."
+ signum = liftFun signum
 
 -- | Division uses the LaTeX 'frac' command.
 --   This instance is defined in the "Text.LaTeX.Packages.AMSMath" module.
@@ -231,10 +235,9 @@
  sinh = liftFun sinh
  tanh = liftFun tanh
  cosh = liftFun cosh
- -- Non-defined methods
- asinh = error "Function 'asinh' is not defined in AMSMath!"
- atanh = error "Function 'atabh' is not defined in AMSMath!"
- acosh = error "Function 'acosh' is not defined in AMSMath!"
+ asinh = liftFun asinh
+ atanh = liftFun atanh
+ acosh = liftFun acosh
 
 -- | A reference to a numbered equation. Use with a 'label' defined in the
 -- scope of the equation refered to.
@@ -443,7 +446,23 @@
                => l -- ^ Lower limit of integration.
                -> l -- ^ Upper limit of integration.
                -> l
-integralFromTo x y = commS "int" !: x ^: y
+integralFromTo x y = commS "int" <> commS "limits" !: x ^: y
+
+-- | Partial-differentiation symbol ∂
+partial :: LaTeXC l => l
+partial = comm0 "partial"
+
+-- | Total-differentiation (or integration-variable) symbol d (non-italic!)
+totald :: LaTeXC l => l
+totald = mathrm "d"
+
+-- | Partial-differentiation of variable, e.g. /∂x/.
+partialOf :: LaTeXC l => l -> l
+partialOf v = comm0 "partial" <> v
+
+-- | Total-differentiation of variable, or integration over variable, e.g. d/x/.
+totaldOf :: LaTeXC l => l -> l
+totaldOf v = mathrm "d" <> v
 
 ---- Operator symbols